Remove content_settings_client.h abstraction which isn't used

chrome/browser/content_settings/chrome_content_settings_client.h

Index: chrome/browser/content_settings/chrome_content_settings_client.h
diff --git a/chrome/browser/content_settings/chrome_content_settings_client.h b/chrome/browser/content_settings/chrome_content_settings_client.h
deleted file mode 100644
index 6fdf9f164afca82c52500870a9340c4f64e41e48..0000000000000000000000000000000000000000
--- a/chrome/browser/content_settings/chrome_content_settings_client.h
+++ /dev/null
@@ -1,64 +0,0 @@
-// Copyright (c) 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_BROWSER_CONTENT_SETTINGS_CHROME_CONTENT_SETTINGS_CLIENT_H_
-#define CHROME_BROWSER_CONTENT_SETTINGS_CHROME_CONTENT_SETTINGS_CLIENT_H_
-
-#include <memory>
-
-#include "base/macros.h"
-#include "chrome/browser/browsing_data/cookies_tree_model.h"
-#include "chrome/browser/content_settings/local_shared_objects_container.h"
-#include "components/content_settings/core/browser/content_settings_client.h"
-#include "content/public/browser/web_contents_user_data.h"
-
-// Chrome-specific implementation of the ContentSettingsClient interface.
-class ChromeContentSettingsClient
-    : public content_settings::ContentSettingsClient,
-      public content::WebContentsUserData<ChromeContentSettingsClient> {
- public:
-  ~ChromeContentSettingsClient() override;
-
-  // ContentSettingsClient implementation.
-  void OnCookiesRead(const GURL& url,
-                     const GURL& first_party_url,
-                     const net::CookieList& cookie_list,
-                     bool blocked_by_policy) override;
-  void OnCookieChanged(const GURL& url,
-                       const GURL& first_party_url,
-                       const std::string& cookie_line,
-                       const net::CookieOptions& options,
-                       bool blocked_by_policy) override;
-  void OnFileSystemAccessed(const GURL& url, bool blocked_by_policy) override;
-  void OnIndexedDBAccessed(const GURL& url,
-                           const base::string16& description,
-                           bool blocked_by_policy) override;
-  void OnLocalStorageAccessed(const GURL& url,
-                              bool local,
-                              bool blocked_by_policy) override;
-  void OnWebDatabaseAccessed(const GURL& url,
-                             const base::string16& name,
-                             const base::string16& display_name,
-                             bool blocked_by_policy) override;
-  const LocalSharedObjectsCounter& local_shared_objects(
-      AccessType type) const override;
-
-  // Creates a new copy of a CookiesTreeModel for all allowed (or blocked,
-  // depending on |type|) local shared objects.
-  std::unique_ptr<CookiesTreeModel> CreateCookiesTreeModel(
-      AccessType type) const;
-
- private:
-  friend class content::WebContentsUserData<ChromeContentSettingsClient>;
-
-  explicit ChromeContentSettingsClient(content::WebContents* contents);
-
-  // Stores the blocked/allowed site data.
-  LocalSharedObjectsContainer allowed_local_shared_objects_;
-  LocalSharedObjectsContainer blocked_local_shared_objects_;
-
-  DISALLOW_COPY_AND_ASSIGN(ChromeContentSettingsClient);
-};
-
-#endif  // CHROME_BROWSER_CONTENT_SETTINGS_CHROME_CONTENT_SETTINGS_CLIENT_H_